Dwyer Instruments 1211-36 Slack Tube Manometer 323055-751 This specific control board is

This specific control board is designed for systems utilizing standard multi-speed PSC blower motors typical of the HK42FZ application range

and GKB(X) for electronic fail-safe operations

This level of control enables the electronic heating system 350 to dynamically shift the supply water or air temperature based on outdoor conditions

What is the minimum flame current required for the Fenwal 35-605601-007

Dwyer Instruments 1211-36 Slack Tube Manometer 323055-751 This specific control board isThe Dwyer Instruments 1211 36 Slack Tube Manometer is a field proven U tube manometer designed for technicians who require laboratory grade precision in a portable, rugged format. Featuring a dual column range of 18 0 18 inches w. c., this instrument is specifically engineered for duct static pressure measurement, filter monitoring, and setting precise damper positions. The flexible vinyl plastic columns and spring steel scale allow the unit to roll